diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index c55d66c39e0..6927052f1cf 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -3707,7 +3707,7 @@ static void test_pbo_functionality(WineD3D_GL_Info *gl_info) {
     while(glGetError());
     glGenTextures(1, &texture);
     glBindTexture(GL_TEXTURE_2D, texture);
-    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 4, 4, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, 0);
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, 4, 4, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, 0);
     checkGLcall("Specifying the PBO test texture\n");
 
     GL_EXTCALL(glGenBuffersARB(1, &pbo));